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Finding the Fourth Proportional to 1,044.02, 1,565.72 and 350.52

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Solution

The fourth proportional to 1,044.02, 1,565.72 and 350.52 is: 525.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044.02 : 1,565.72 = 350.52 : x
  2. Step 2: Convert to fraction form
    1,044.02/1,565.72 = 350.52/x
  3. Step 3: Cross multiply
    1,044.02x = 1,565.72 × 350.52
  4. Step 4: Simplify right side
    1,044.02x = 548,816.17
  5. Step 5: Solve for x
    x = 548,816.17/1,044.02
  6. Step 6: Final answer
    x = 525.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.